SSC CGL Model Paper 20

Question : 14 of 100

Marks: +1, -0

In a certain code language, '+’ represents ‘×','-' represents '+', ‘×' represents '÷' and '÷' represents '-'.
What is the answer to the following question?

4 2 × 7÷7 + 9 -6 2 = ?

Validate

Solution:

4 2 × 7÷7 + 9 -6 2 = ?

× → ÷
÷ → -
+ → ×
- → +
On changing signs according to question,

4 2 ÷ 7 - 7 ×9 + 6 2= ?

⇒

6 - 6 3 + 6 2 = ?

⇒

6 8 -6 3 = ?

∴

? = [5]

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